But do nonalcoholic beers and wines taste the same as alcoholic ones? Almost. Most of the flavor of real beer and wine comes from the grain or grapes, plus flavor compounds from the fermentation and aging process. Nonalcoholic beers and wines still have all that. Alcohol in the real stuff contributes mouthfeel and a small amount of flavor. It actually makes wine taste sweeter, says Jeff Meier, director of winemaking for J. Lohr Vineyards & Wines, which makes